Ions

Front

What does each dot represent in an electron dot diagram?

Back

A valence electron.

Front

What type of charge do anions have?

Back

Anions are negative.

Front

Why do ions form?

Back

Ions are formed to become stable.

Front

What is the total number of atoms in NaC2H3O2? (hint: add subscripts)

Back

8.

Front

What is an ion?

Back

An ion is a charged atom (+ or -).

Front

What is a cation?

Back

A cation is a positively charged ion.

Front

What is the difference between an anion and a cation?

Back

An anion is negatively charged, while a cation is positively charged.

Front

What is the significance of valence electrons in ion formation?

Back

Valence electrons determine how an atom can bond and form ions.

Front

How do atoms become ions?

Back

Atoms become ions by losing or gaining electrons.

Front

What is the charge of a sodium ion (Na+)?

Back

The charge of a sodium ion is +1.